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-rw-r--r--src/devices/bus/rs232/loopback.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/devices/bus/rs232/loopback.h b/src/devices/bus/rs232/loopback.h
index 7c78a6317ad..82cd46913f2 100644
--- a/src/devices/bus/rs232/loopback.h
+++ b/src/devices/bus/rs232/loopback.h
@@ -22,6 +22,22 @@ protected:
virtual void device_start() override;
};
+class dec_rs232_loopback_device : public device_t,
+ public device_rs232_port_interface
+{
+public:
+ dec_rs232_loopback_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+
+ virtual WRITE_LINE_MEMBER( input_txd ) override;
+ virtual WRITE_LINE_MEMBER( input_rts ) override;
+ virtual WRITE_LINE_MEMBER( input_dtr ) override;
+ virtual WRITE_LINE_MEMBER( input_spds ) override;
+
+protected:
+ virtual void device_start() override;
+};
+
extern const device_type RS232_LOOPBACK;
+extern const device_type DEC_RS232_LOOPBACK;
#endif // MAME_BUS_RS232_LOOPBACK_H